Media query malformed when 'or' is used as a media type.

Source/core/css/CSSParser-in.cpp

 /*
  * Copyright (C) 2003 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2005 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2007 Nicholas Shanks <webkit@nickshanks.com>
  * Copyright (C) 2008 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2012 Adobe Systems Incorporated. All rights reserved.
  * Copyright (C) 2012 Intel Corporation. All rights reserved.
  *
@@ skipping 10112 matching lines @@
     SWITCH(name, length) {
         CASE("and") {
             m_token = MEDIA_AND;
         }
         CASE("not") {
             m_token = MEDIA_NOT;
         }
         CASE("only") {
             m_token = MEDIA_ONLY;
         }
+        CASE("or") {
+            m_token = MEDIA_OR;
+        }
     }
 }
 
 template <typename CharacterType>
 inline void CSSParser::detectNumberToken(CharacterType* type, int length)
 {
     ASSERT(length > 0);
 
     SWITCH(type, length) {
         CASE("cm") {
@@ skipping 1834 matching lines @@
 {
     // The tokenizer checks for the construct of an+b.
     // However, since the {ident} rule precedes the {nth} rule, some of those
     // tokens are identified as string literal. Furthermore we need to accept
     // "odd" and "even" which does not match to an+b.
     return equalIgnoringCase(token, "odd") || equalIgnoringCase(token, "even")
         || equalIgnoringCase(token, "n") || equalIgnoringCase(token, "-n");
 }
 
 }